Published on in Vol 24, No 3 (2022): March
![Gray Literature in Evaluating Effectiveness in Digital Health and Health and Welfare Technology: A Source Worth Considering Gray Literature in Evaluating Effectiveness in Digital Health and Health and Welfare Technology: A Source Worth Considering](https://asset.jmir.pub/assets/a95c3fb4077f1e17526409de36037ca3.png 480w,https://asset.jmir.pub/assets/a95c3fb4077f1e17526409de36037ca3.png 960w,https://asset.jmir.pub/assets/a95c3fb4077f1e17526409de36037ca3.png 1920w,https://asset.jmir.pub/assets/a95c3fb4077f1e17526409de36037ca3.png 2500w)
1 University Library, Mälardalen University, Västerås, Sweden
2 School of Health and Welfare, Mälardalen University, Eskilstuna, Sweden
3 Erasmus School of Health Policy and Management, Erasmus Universiteit Rotterdam, Rotterdam, Netherlands
4 School of Innovation, Design, and Engineering, Mälardalen University, Västerås, Sweden
5 School of Health and Welfare, Mälardalen University, Västerås, Sweden